- Sophia Loren
- Nora Van Ostamgen
- George Peppard
- 1st Lt. John Curtis USAAF
- Trevor Howard
- Professor Frederick Lindemann
- John Mills
- General Boyd
- Richard Johnson
- Duncan Sandys
- Tom Courtenay
- Robert Henshaw
- Jeremy Kemp
- Captain Phil Bradley
- Anthony Quayle
- Bamford
- Lilli Palmer
- Frieda
- Paul Henreid
- General Ziemann
- Helmut Dantine
- General Linz
- Barbara Rütting
- Hannah Reitsch
- Richard Todd
- Wing Commander Kendall
- Sylvia Syms
- Flight Officer Constance Babington Smith
- John Fraser
- Flight Lieutenant Kenny Post
- Maurice Denham
- Air Chief Marshal
- Patrick Wymark
- Prime Minister Winston Churchill
- Wolf Frees
- German Police Inspector
- Moray Watson
- Colonel Kenneth Post
- Richard Wattis
- Sir Charles Sims
- Allan Cuthbertson
- German Technical Examiner
- Karel Stepanek
- Professor Hoffer
- William Mervyn
- Dutch Technical Examiner
- Milo Sperber
- German Hotel Porter
- George Mikell
- German Officer at V2 Launch
- Ferdy Mayne
- German Officer at Rocket Plant
- Robert Brown
- Air Commodore
- Billy Dean
- German soldier
- Gordon Jackson
- R.A.F. Pilot
- John Le Mesurier
- British Army Officer
- John Abineri
- German Policeman
- John Adams
- Officer Toasting Hannah Reitsch
- John Alderton
- RAF 'Dakota' Navigator
- Tony Allen
- German Officer
- Jack Armstrong
- Man in Air Raid Shelter
- Bernard Barnsley
- Power Plant Operator
- William Baskiville
- Constable
- Joe Beckett
- RAF Officer
- Ernest Blyth
- German Officer Leaving Drinks Party
- Bob Bryan
- Power Plant Operator
- Tony Castleton
- SS Officer
- Vic Chapman
- Projectionist
- George Lane Cooper
- Power Plant Operator
- Jack Cooper
- German Soldier
- Billy Cornelius
- Power Plant Operator
- Harold Coyne
- Foreign Engineer
- Maxwell Craig
- German Soldier
- Dan Cressey
- Air Commodore's Driver
- George Curtis
- German Policeman
- Fred Davis
- German Officer
- Jack Dearlove
- German Officer
- Guy Deghy
- Dutch Barge Skipper
- Anton Diffring
- German Soldier
- Carl Duering
- German Officer Arriving at Rocket Plant
- Peter Evans
- Rocket Plant Scientist
- Vince Fleming
- British Airman
- Frank Foley
- Parachute Instructor
- David Hadda
- V1-Rocket Test Pilot
- Paul Hansard
- German Policeman
- Victor Harrington
- Man in Air Raid Shelter
- Alan Harris
- German Soldier
- Philo Hauser
- Hotel Desk Clerk
- Gerard Heinz
- German Officer
- John G. Heller
- German Officer in Charge of V2 Launch
- Drewe Henley
- Undetermined Secondary Role
- Hubert Hill
- Officer Interviewee
- Lew Hooper
- German Officer
- John Howard
- SS Officer
- Carl Jaffe
- German Officer at Rocket Plant
- Philip Johns
- German Police Officer
- John Ketteringham
- German Police Officer
- Gertan Klauber
- Security Guard at Rocket Plant
- Roy Lansford
- Army Officer
- Charles Lloyd Pack
- Technical Examiner
- John Lynn
- Foreign Engineer
- Philip Madoc
- German Police Officer
- Alf Mangan
- Foreign Engineer
- Richard Marner
- SS Oberscharführer
- Jack May
- Man with Head out of Window
- Rudolph Offenbach
- Rocket Launch Leader
- James Payne
- Lorry Driver in Airfield
- Paul Phillips
- Foreign Engineer
- Bill Reed
- Power Plant Operator
- George Romanov
- German Officer
- John Ronane
- RAF 'Dakota' Pilot
- Johnny Rossi
- Rocket Plant Worker
- Paddy Ryan
- Power Plant Operator
- Stuart Saunders
- Sergeant Organising Interviewees
- Eddy May Scandrett
- Extra
- Richard Shaw
- German Officer
- Jeremy Spenser
- SS Officer at Rocket Plant
- Guy Standeven
- Volunteer Agent
- John Tatham
- German Officer
- Connie Tilton
- Postwoman
- Joseph Tregonino
- Foreign Engineer
- James Ure
- German Officer at Party
- Harry Van Engel
- Erik Van Ostamgen
- Martin Voss
- RAF Officer
- Del Watson
- German Soldier
- Eric Wetherell
- British Officer
- Sonnie Willis
- German Officer
- Fred Wood
- Mess Steward (On the Right)
